diff --git a/lib/holidays.rb b/lib/holidays.rb
index 3b722c7..b818ed0 100644
--- a/lib/holidays.rb
+++ b/lib/holidays.rb
@@ -141,7 +141,7 @@ module Holidays
       end
     end
 
-    holidays
+    holidays.sort{|a, b| a[:date] <=> b[:date] }
   end
 
   # Merge a new set of definitions into the Holidays module.
diff --git a/test/test_holidays.rb b/test/test_holidays.rb
index c62be1f..8baa2ae 100644
--- a/test/test_holidays.rb
+++ b/test/test_holidays.rb
@@ -114,4 +114,15 @@ class HolidaysTests < Test::Unit::TestCase
       assert_equal 'Easter Monday', Holidays.on(date, :ca_qc, :informal)[0][:name]
     end
   end
+
+  def test_sorting
+    (1..10).each{|year|
+      (1..12).each{|month|
+        holidays = Holidays.between(Date.civil(year, month, 1), Date.civil(year, month, 28), :gb_)
+        holidays.each_with_index{|holiday, index|
+          assert holiday[:date] >= holidays[index - 1][:date] if index > 0
+        }
+      }
+    }
+  end
 end